Publications by authors named "Niramon Utama-Ang"

Lingzhi mushroom () is known as a medicinal mushroom that can be utilized in various functional foods available in the market, including powders, dietary supplements, and tea. However, its use is limited due to factors such as bitterness, flavour, and astringency. The objective of this study is to characterize and quantify the sensory profile of Lingzhi mushroom samples (fresh, dried and Lingzhi extracts) using quantitative descriptive analysis and investigate the physicochemical and sensory properties of encapsulated Lingzhi extracts using different ratios of wall material (maltodextrin, gum Arabic and modified starch from rice flour).

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  • * Key variables affecting the extraction process were tested, revealing that the number of pulses had the most significant effect on catechin levels and enzyme activity, while electric field intensity influenced antioxidant properties.
  • * The optimal extraction conditions were determined to be 5 kV/cm intensity, 3000 pulses, and a green tea-to-water ratio of 0.14 g/mL, resulting in high levels of beneficial compounds and showcasing the potential of PEF technology for boosting green tea’s health benefits and economic value.
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The aim of this study was to investigate the ability of shell (coating) formulations comprised of alginate and glucono delta lactone (GDL) to encapsulate a mixture of green tea and turmeric extracts. Three concentrations of alginate and GDL were used at 0.5%, 0.

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  • Macaroni, a popular Italian food, was fortified with green tea extract (GTE) and turmeric curcumin extract (TCE) to potentially enhance its health benefits and investigate its antidiabetic effects in rats.
  • The study assessed consumer satisfaction and found that the macaroni with GTE, TCE, and a combination of both provided varying antioxidant benefits, with GTE/TCE-M showing the strongest activity.
  • GTE-fortified macaroni was well-received by consumers and showed promise in improving serum lipid levels in diabetic rats, suggesting it could be a functional food to help with metabolic syndromes.
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Turmeric ( L.) powder is widely used as a spice and seasoning in Asian countries. This study investigated the effect of turmeric extracts on the anticancer activity of Huh7 and HCT 116 cells.

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  • * The study measured various properties of MSIC, revealing that optimal amounts were 15.00 g of BPP and 34.00 g of CP, resulting in good firmness and overrun.
  • * The ice cream not only had appealing sensory qualities but also high levels of bioactive compounds and antioxidant activities, showcasing the potential for functional food development.
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This study aimed to optimize the hydrolysis conditions for producing jasmine rice bran protein hydrolysate (JBH) using response surface methodology (RSM). The independent variables were the ratio of flavourzyme to alcalase (Fl:Al; 0: 100 to 15: 85; 2.84% enzyme concentration) and hydrolysis time (60-540 min).

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Black garlic is a type of heat-treated garlic for which the traditional process is extremely simple yet time-consuming, taking more than one month. The purpose of this research was to reduce the processing time of black garlic while maintaining a high level of S-allylcysteine (SAC), a black garlic quality indicator. The fresh garlic was pre-treated with CaCl and frozen before being further incubated at two different temperatures (60 and 80 °C) with a relative humidity of 65% and 80% RH.

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Coating is an effective and economic strategy to increase the functional property of food products. This study investigated the technical feasibility of adding Spirulina platensis to edible polymers, namely carboxymethyl cellulose (CMC) and maltodextrin (MD), in the coating of instant jasmine rice, using a central composite design (CCD). A total of 10 edible coating formulations comprising CMC (10-30% w/v) and MD (1-5% w/v) were evaluated to optimize the most suitable combination of physicochemical properties, textural attributes, and sensory acceptance.

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Cyanidin-3-glucoside (C3G) and peonidin-3-glucoside (P3G) in black rice grain (BRG) demonstrate many beneficial health effects, including antioxidant and anti-aging properties. This research aimed to study on pulsed electric field assisted water extraction (PEF-AWE) on BRG using pre-treatment technique, which was determined for enhanced yields of C3G and P3G, antioxidant and sirtuin1 enzyme stimulation activities. The effects of operating parameters for PEF-AWE (intensity of electric field, X: 3-5 kV/cm, number of pulse, X: 1000-3000 pulse and BRG/water ratio, X: 0.

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The prebiotic properties of xylooligosaccharides (XOS) and arabino-xylooligosaccharides (AXOS) produced from rice husk (RH) using microwave treatment combined with enzymatic hydrolysis were evaluated. The RH was subjected to microwave pretreatment at 140, 160 and 180 °C for 5, 10 and 15 min to obtain crude arabinoxylan (AX). Increasing microwave pretreatment time increased sugar content.

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Background: The taste of carbohydrates may drive their intake. Sensitivity to carbohydrate taste varies among individuals, thus, it is important to understand how differences in sensitivity influence eating behaviour and body mass.

Objective: The aims of this study were to assess associations among carbohydrate taste sensitivity, habitual and acute food intake, and body mass; as well as assess the reliability of the carbohydrate detection threshold (DT) test within and across days.

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Iron fortifications are used for the treatment of iron-deficiency anemia; however, iron dosing may cause oxidative damage to the gut lumen. Thai Sinlek rice is abundant in iron and contains phytochemicals. We aimed at evaluating the effect of an iron-rice (IR) hydrolysate drink (100 mL/serving) on neurological function, red cell indices and iron status in elders.

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Redox-active iron generates reactive oxygen species that can cause oxidative organ dysfunction. Thus, the anti-oxidative systems in the body and certain dietary antioxidants, such as anthocyanins, are needed to control oxidative stress. We aimed to investigate the effects of dielectric barrier discharge (DBD) plasma technology in the preparation of Riceberry™ rice flour (PRBF) on iron-induced oxidative stress in mice.

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This study aimed to investigate microwave-assisted extraction (MAE) of dried ginger and to develop a rice-based edible film incorporating ginger extract. The optimal MAE conditions of 400 W microwave power and an extraction time of 1 min were determined using a 3 full factorial design. The optimized extract showed total phenolic compounds (TPC, 198.

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Plant seeds have been found to contain bioactive compounds that have potential nutraceutical benefits. Guava seeds () are by-products in the beverage and juice industry; however, they can be utilized for a variety of commercial purposes. This study was designed to analyze the phytochemicals of the -hexane extract of guava seed oil (GSO), to study its free-radical scavenging activity, and to monitor the changes in serum lipids and fatty acid profiles in rats that were fed GSO.

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Article Synopsis
  • - The research focused on how dried garlic powder (DGP) and dried white pepper powder (DWPP) affect the aroma and overall quality of a new garlic-pepper flavored purple rice noodle (GPFRD).
  • - A specific combination of 78g of DGP and 20g of DWPP resulted in high sensory ratings for aroma, showcasing dominant compounds like allicin and beta-caryophyllene.
  • - The final product with 2% garlic-pepper mix scored well in consumer preference, with an 82% acceptance rate and a 74% purchase intention, suggesting a successful combination for flavor and health benefits.
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Elevation of endothelial microparticles (EMPs) play an important role in the progression of inflammation-related vascular diseases such as cardiovascular diseases (CVDs). Thai perilla (Perilla frutescens) nutlets are rich in phenolic compounds and flavonoids that exert potent antioxidant and anti-inflammatory effects. We found that the ethyl acetate (EA) and ethanol (Eth) extracts of Thai perilla nutlets contain phenolic compounds such as luteolin, apigenin, chryseoriol and their glycosides, which exhibit antioxidant activity.

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The most important cause of death in β-thalassemia major patients is organ dysfunction due to iron deposits. Non-transferrin bound iron (NTBI), labile plasma iron (LPI) and labile iron pool are redox-active forms of iron found in thalassemia. Iron chelation therapy is adopted to counteract the resulting iron overload.

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This study aims to create multi-core encapsulated flavor powder (MEFP) using gelatin, gum arabic infused with pandan flavor to capture Michelia Alba D.C. flavor powder (MADFP).

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Guava (Psidium guajava) is a widely consumed fruit and has been commercialized in markets. The seeds are by-products of the processing procedures performed by the commercial guava juice industry. They are considered a nutritional resource that has been poorly utilized as they contain essential fatty acids such as linoleic acid (LA) and phenolics in abundance.

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Perilla frutescens is cultivated in East Asian countries including Thailand, and the nutlets (single-seeded fruits) are used as traditional and medicinal food. Perilla nutlets extracted by ethyl acetate (EA), 80% ethanol (Eth), and hot water (HW) sequentially were chemically characterized using high-resolution accurate liquid chromatography-mass spectrometry with the main compounds detected assigned as rosmarinic acid and derivatives of the flavones apigenin and luteolin, with the more diverse chemical composition observed with the Eth extract. All extracts showed dose-dependent free-radical scavenging activity, with the Eth extract the most potent (IC  = 3.

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The objectives of this research were to investigate the antioxidant effect of Assam tea extract (ATE) and whether it is fit to utilise ATE by fortification in rice bran breakfast cereal (RBC). The increasing ATE powder from 0.1 to 0.

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The objective of the study was to optimise the encapsulation of Michelia alba D.C. (MAD) extract using octenyl succinic anhydride (OSA) starch.

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